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Gao S, Lewis GD, Ashokkumar M, Hemar Y (January 2014). "Inactivation of microorganisms by low-frequency high-power ultrasound: 1. Effect of growth phase and capsule properties of the bacteria". Ultrasonics Sonochemistry. 21 (1): 446–53. doi:10.1016/j.ultsonch.2013.06.006. PMID23835398. S2CID24149924.
Daffé M, Etienne G (1999). "The capsule of Mycobacterium tuberculosis and its implications for pathogenicity". Tubercle and Lung Disease. 79 (3): 153–69. doi:10.1054/tuld.1998.0200. PMID10656114.
Gao S, Lewis GD, Ashokkumar M, Hemar Y (January 2014). "Inactivation of microorganisms by low-frequency high-power ultrasound: 1. Effect of growth phase and capsule properties of the bacteria". Ultrasonics Sonochemistry. 21 (1): 446–53. doi:10.1016/j.ultsonch.2013.06.006. PMID23835398. S2CID24149924.